Drug – bio-affecting and body treating compositions – Topical body preparation containing solid synthetic organic... – Ophthalmic preparation
Reexamination Certificate
2007-10-18
2009-11-17
Hartley, Michael G (Department: 1618)
Drug, bio-affecting and body treating compositions
Topical body preparation containing solid synthetic organic...
Ophthalmic preparation
C424S078020
Reexamination Certificate
active
07618620
ABSTRACT:
Ophthalmic compositions suitable for use as artificial tears or as vehicles for ophthalmic drugs are disclosed. The compositions contain a combination of three polymers that have a synergistic effect on viscosity.
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Chen Huagang
Chowhan Masood A.
Alcon Inc.
Chapple Scott A.
Hartley Michael G
Samala Jagadishwar R
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